Patent
1981-01-09
1983-01-25
Henry, Jon W.
G02B 110
Patent
active
043700276
ABSTRACT:
In an anti-reflection film comprising a low refractive index substance and a high refractive index substance alternately layered on a glass substrate, the layers of the high refractive index substance is formed of a transition metal oxide which interacts with the Na.sup.+ or the Pb.sup.++ ions in the glass substrate to produce a light scattering product, and at least one of the layers of transition metal oxide is substituted for by a layer formed of a substance having a higher packing density than that of the high refractive index and the low refractive index substance.
REFERENCES:
patent: 3423147 (1969-01-01), Thelen
patent: 3649359 (1972-03-01), Apfel et al.
patent: 3738732 (1973-06-01), Ikeda
patent: 3781090 (1973-12-01), Sumita
patent: 4128303 (1978-12-01), Onoki et al.
patent: 4132959 (1979-01-01), Bouwhuis et al.
Sato Masatoshi
Takahashi Yosuke
Henry Jon W.
Nippon Kogaku K.K.
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